Transcend DDR2 2GB DDR2 800 U-DIMM 2Rx8 DDR2-800 Unbuffered Long-DIMM 2GBStandard Unbuffered long DIMMs and small outline DIMMs for embedded desktops and laptops. Specifications: DRAM Module RAM Type DDR2 DIMM Type Unbuffered Long-DIMM Speed 800 CAS Latency CL6 Capacity 2GB Rank x Org. 2Rx8 Component Composition (128Mx8)x16 Voltage 1.8V Pin Count 240 pin PCB Height 0.72 inches Operating Environment Operating Temperature Standard0°C (32°F) ~ 85°C (185°F)